42-501-35673
PRODUCINGYOAKUM WASSON CLEARFORK UNIT
YOAKUM County · District 8 · OCCIDENTAL PERMIAN LTD. · WASSON 72
Permits
1
Max Depth
7,300 ft
First Permit
2010-02-11
Latest Activity
2010-02-11
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2017-09-20
Shut-In
—
Plugged
—
P-5 Org Status: Active
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
1993-01
Last Production
2026-07
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 3,574 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,902 ft | +672 ft |
| GRAYBURG | 4,008 ft | -434 ft |
| SAN ANDRES | 4,308 ft | -734 ft |
| GLORIETA | 5,609 ft | -2,035 ft |
| CLEARFORK, UPPER (Clear Fork) | 5,764 ft | -2,190 ft |
| TUBB | 6,870 ft | -3,296 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗
Perforations (3)
| Interval | Type |
|---|---|
| 5,694–5,704 ft | Perforated |
| 5,694–6,696 ft | Perforated |
| 6,198–6,696 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,137 ft | 1,164 sx |
| 5.5" | 7,047 ft | 360 sx |
| 5.5" | — | 1,550 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 4527
- Max Depth
- 7,300 ft
- Drill Type
- Vertical
- County
- YOAKUM
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 2017-09-20
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-02-02)
- Cum Oil (all leases)
- 1,136,409,534 bbl
- Cum Gas (all leases)
- 442,977,611 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 6,203